From Edgy Goose, 4 Years ago, written in Plain Text.
Embed
  1. [root@ns2 ~]# equery u php
  2. [ Legend : U - final flag setting for installation]
  3. [        : I - package is installed with flag     ]
  4. [ Colors : set, unset                             ]
  5.  * Found these USE flags for dev-lang/php-5.5.25:
  6.  U I
  7.  - - apache2             : Add Apache2 support
  8.  + - bcmath              : Add support for libbcmath
  9.  + + berkdb              : Add support for sys-libs/db (Berkeley DB for MySQL)
  10.  + + bzip2               : Use the bzlib compression library
  11.  + - calendar            : Add support for calendars (not using mcal!)
  12.  - - cdb                 : Add support for the CDB database engine from the author of qmail
  13.  - - cgi                 : Add CGI script support
  14.  - - cjk                 : Add support for Multi-byte character languages (Chinese, Japanese, Korean)
  15.  + + cli                 : Enable CLI SAPI
  16.  + + crypt               : Add support for encryption -- using mcrypt or gpg where applicable
  17.  + - ctype               : Enable ctype functions
  18.  + - curl                : Add support for client-side URL transfer library
  19.  - - debug               : Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see http://www.gentoo.org/proj/en/qa/backtraces.xml
  20.  - - embed               : Enable embed SAPI
  21.  - - enchant             : Add supports Enchant spelling library.
  22.  - - exif                : Add support for reading EXIF headers from JPEG and TIFF images
  23.  + - fileinfo            : Add fileinfo extension support
  24.  + - filter              : Add filter extension support
  25.  - - flatfile            : Add dbm support for flat files
  26.  + + fpm                 : Enable the FastCGI Process Manager SAPI
  27.  - - frontbase           : Add support for the frontbase sql server
  28.  + - ftp                 : Add FTP (File Transfer Protocol) support
  29.  + - gd                  : Adds support for gd (bundled with PHP)
  30.  + + gdbm                : Add support for sys-libs/gdbm (GNU database libraries)
  31.  - - gmp                 : Add support for dev-libs/gmp (GNU MP library)
  32.  + - hash                : Enable the hash extension
  33.  + + iconv               : Enable support for the iconv character set conversion library
  34.  + - imap                : Add support for IMAP (Internet Mail Application Protocol)
  35.  - - inifile             : Add dbm support for .ini files
  36.  + - intl                : Enables the intl extension for extended internalization support
  37.  - - iodbc               : Add support for iODBC library
  38.  + + ipv6                : Add support for IP version 6
  39.  + - json                : Enable JSON support
  40.  - - kerberos            : Add kerberos support
  41.  - - ldap                : Add LDAP support (Lightweight Directory Access Protocol)
  42.  - - ldap-sasl           : Add SASL support for the PHP LDAP extension
  43.  - - libedit             : Use the libedit library (replacement for readline)
  44.  - - libmysqlclient      : Use libmyslclient driver for mysql, mysqli, PDO_Mysql (not recommended)
  45.  + - mhash               : Add support for the mhash library
  46.  - - mssql               : Add support for Microsoft SQL Server database
  47.  + - mysql               : Add mySQL Database support
  48.  + - mysqli              : Add support for the improved mySQL libraries
  49.  + + nls                 : Add Native Language Support (using gettext - GNU locale utilities)
  50.  - - oci8-instant-client : Use dev-db/oracle-instantclient-basic as Oracle provider instead of requiring a full Oracle server install
  51.  - - odbc                : Add ODBC Support (Open DataBase Connectivity)
  52.  + - opcache             : Enables built-in opcode cache, replacing pecl-apc et.al
  53.  - - pcntl               : Add support for process creation functions
  54.  + - pdo                 : Enable the bundled PDO extensions
  55.  + - phar                : Enables the phar extension to provide phar archive support
  56.  + - posix               : Add support for POSIX-compatible functions
  57.  - - postgres            : Add support for the postgresql database
  58.  - - qdbm                : Add support for the qdbm (Quick Database Manager) library
  59.  + + readline            : Enable support for libreadline, a GNU line-editing library that almost everyone wants
  60.  - - recode              : Enable support for the GNU recode library
  61.  + + session             : Add persistent session support
  62.  - - sharedmem           : Add support for shared memory use
  63.  + - simplexml           : Support for SimpleXML
  64.  - - snmp                : Add support for the Simple Network Management Protocol if available
  65.  + - soap                : Add support for SOAP (Simple Object Access Protocol)
  66.  + - sockets             : Add support for tcp/ip sockets
  67.  - - spell               : Add dictionary support
  68.  + - sqlite              : Add support for sqlite - embedded sql database
  69.  + + ssl                 : Add support for Secure Socket Layer connections
  70.  - - sybase-ct           : Add support for Sybase-CT
  71.  - - systemd             : Enable use of systemd-specific libraries and features like socket activation or session tracking
  72.  - - sysvipc             : Support for System V-compatible inter-process communication
  73.  - - threads             : Add threads support for various packages. Usually pthreads
  74.  - - tidy                : Add support for HTML Tidy
  75.  + - tokenizer           : Add support for the PHP file parser
  76.  - - truetype            : Add support for FreeType and/or FreeType2 fonts
  77.  + + unicode             : Add support for Unicode
  78.  - - vpx                 : Enable webp suppoprt for GD
  79.  - - wddx                : Add support for Web Distributed Data eXchange
  80.  + - xml                 : Add support for XML files
  81.  + - xmlreader           : Enable XMLReader support
  82.  + - xmlrpc              : Support for xml-rpc library
  83.  + - xmlwriter           : Enable XMLWriter support
  84.  - - xpm                 : Add support for XPM graphics format
  85.  - - xslt                : Enable the XSL extension
  86.  + - zip                 : Enable ZIP file support
  87.  + + zlib                : Add support for zlib (de)compression
  88.